no_upgrade_pip.bash

pierre@ip-10-196-3-47:/tmp$ virtualenv venv
New python executable in venv/bin/python
Installing distribute.............................................................................................................................................................................................done.
Installing pip...............done.
pierre@ip-10-196-3-47:/tmp$ venv/bin/pip install flake8==2.2.2
Downloading/unpacking flake8==2.2.2
  Downloading flake8-2.2.2.tar.gz
  Running setup.py egg_info for package flake8
    
Downloading/unpacking pyflakes>=0.8.1 (from flake8==2.2.2)
  Downloading pyflakes-1.0.0.tar.gz
  Running setup.py egg_info for package pyflakes
    
Downloading/unpacking pep8>=1.5.7 (from flake8==2.2.2)
  Downloading pep8-1.6.2.tar.gz (74Kb): 74Kb downloaded
  Running setup.py egg_info for package pep8
    
    warning: no previously-included files matching '*.pyc' found under directory 'docs'
    warning: no previously-included files matching '*.pyo' found under directory 'docs'
    warning: no previously-included files matching '*.pyc' found under directory 'testsuite'
    warning: no previously-included files matching '*.pyo' found under directory 'testsuite'
    no previously-included directories found matching 'docs/_build'
Downloading/unpacking mccabe>=0.2.1 (from flake8==2.2.2)
  Downloading mccabe-0.3.1.tar.gz
  Running setup.py egg_info for package mccabe
    
Installing collected packages: flake8, pyflakes, pep8, mccabe
  Running setup.py install for flake8
    
    Installing flake8 script to /tmp/venv/bin
  Running setup.py install for pyflakes
    
    Installing pyflakes script to /tmp/venv/bin
  Running setup.py install for pep8
    
    warning: no previously-included files matching '*.pyc' found under directory 'docs'
    warning: no previously-included files matching '*.pyo' found under directory 'docs'
    warning: no previously-included files matching '*.pyc' found under directory 'testsuite'
    warning: no previously-included files matching '*.pyo' found under directory 'testsuite'
    no previously-included directories found matching 'docs/_build'
    Installing pep8 script to /tmp/venv/bin
  Running setup.py install for mccabe
    
Successfully installed flake8 pyflakes pep8 mccabe
Cleaning up...
pierre@ip-10-196-3-47:/tmp$ venv/bin/flake8 --version
2.2.2 (pep8: 1.6.2, pyflakes: 1.0.0, mccabe: 0.3.1) CPython 2.7.3 on Linux
pierre@ip-10-196-3-47:/tmp$ venv/bin/pip freeze
argparse==1.2.1
distribute==0.6.24
flake8==2.2.2
mccabe==0.3.1
pep8==1.6.2
pyflakes==1.0.0
wsgiref==0.1.2